gtk2_ardour/mixer_strip.cc

   1 /*
   2     Copyright (C) 2000-2006 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17 */
  18
  19 #include <cmath>
  20 #include <list>
  21 #include <algorithm>
  22
  23 #include <sigc++/bind.h>
  24
  25 #include "pbd/convert.h"
  26 #include "pbd/enumwriter.h"
  27 #include "pbd/replace_all.h"
  28 #include "pbd/stacktrace.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31 #include <gtkmm2ext/utils.h>
  32 #include <gtkmm2ext/choice.h>
  33 #include <gtkmm2ext/doi.h>
  34 #include <gtkmm2ext/slider_controller.h>
  35 #include <gtkmm2ext/bindable_button.h>
  36
  37 #include "ardour/audio_track.h"
  38 #include "ardour/audioengine.h"
  39 #include "ardour/internal_send.h"
  40 #include "ardour/meter.h"
  41 #include "ardour/midi_track.h"
  42 #include "ardour/pannable.h"
  43 #include "ardour/panner.h"
  44 #include "ardour/panner_shell.h"
  45 #include "ardour/panner_manager.h"
  46 #include "ardour/port.h"
  47 #include "ardour/profile.h"
  48 #include "ardour/route.h"
  49 #include "ardour/route_group.h"
  50 #include "ardour/send.h"
  51 #include "ardour/session.h"
  52 #include "ardour/types.h"
  53 #include "ardour/user_bundle.h"
  54
  55 #include "ardour_ui.h"
  56 #include "ardour_window.h"
  57 #include "mixer_strip.h"
  58 #include "mixer_ui.h"
  59 #include "keyboard.h"
  60 #include "ardour_button.h"
  61 #include "public_editor.h"
  62 #include "send_ui.h"
  63 #include "io_selector.h"
  64 #include "utils.h"
  65 #include "gui_thread.h"
  66 #include "route_group_menu.h"
  67 #include "meter_patterns.h"
  68
  69 #include "i18n.h"
  70
  71 using namespace ARDOUR;
  72 using namespace PBD;
  73 using namespace Gtk;
  74 using namespace Gtkmm2ext;
  75 using namespace std;
  76 using namespace ArdourMeter;
  77
  78 int MixerStrip::scrollbar_height = 0;
  79 PBD::Signal1<void,MixerStrip*> MixerStrip::CatchDeletion;
  80
  81 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
  82         : AxisView(sess)
  83         , RouteUI (sess)
  84         , _mixer(mx)
  85         , _mixer_owned (in_mixer)
  86         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
  87         , gpm (sess, 250)
  88         , panners (sess)
  89         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
  90         , button_table (3, 1)
  91         , rec_solo_table (2, 2)
  92         , top_button_table (1, 2)
  93         , middle_button_table (1, 2)
  94         , bottom_button_table (1, 2)
  95         , meter_point_button (_("pre"))
  96         , midi_input_enable_button (0)
  97         , _comment_button (_("Comments"))
  98         , _visibility (X_("mixer-strip-visibility"))
  99 {
 100         init ();
 101
 102         if (!_mixer_owned) {
 103                 /* the editor mixer strip: don't destroy it every time
 104                    the underlying route goes away.
 105                 */
 106
 107                 self_destruct = false;
 108         }
 109 }
 110
 111 MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt, bool in_mixer)
 112         : AxisView(sess)
 113         , RouteUI (sess)
 114         , _mixer(mx)
 115         , _mixer_owned (in_mixer)
 116         , processor_box (sess, boost::bind (&MixerStrip::plugin_selector, this), mx.selection(), this, in_mixer)
 117         , gpm (sess, 250)
 118         , panners (sess)
 119         , button_size_group (Gtk::SizeGroup::create (Gtk::SIZE_GROUP_HORIZONTAL))
 120         , button_table (3, 1)
 121         , middle_button_table (1, 2)
 122         , bottom_button_table (1, 2)
 123         , meter_point_button (_("pre"))
 124         , midi_input_enable_button (0)
 125         , _comment_button (_("Comments"))
 126         , _visibility (X_("mixer-strip-visibility"))
 127 {
 128         init ();
 129         set_route (rt);
 130 }
 131
 132 void
 133 MixerStrip::init ()
 134 {
 135         input_selector = 0;
 136         output_selector = 0;
 137         group_menu = 0;
 138         route_ops_menu = 0;
 139         ignore_comment_edit = false;
 140         ignore_toggle = false;
 141         comment_window = 0;
 142         comment_area = 0;
 143         _width_owner = 0;
 144         spacer = 0;
 145
 146         /* the length of this string determines the width of the mixer strip when it is set to `wide' */
 147         longest_label = "longest label";
 148
 149         string t = _("Click to toggle the width of this mixer strip.");
 150         if (_mixer_owned) {
 151                 t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
 152         }
 153
 154         width_button.set_image (::get_icon("strip_width"));
 155         ARDOUR_UI::instance()->set_tip (width_button, t);
 156
 157         hide_button.set_image(::get_icon("hide"));
 158         ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
 159
 160         input_button.set_text (_("Input"));
 161         input_button.set_name ("mixer strip button");
 162         input_button.set_size_request (-1, 20);
 163         input_button_box.pack_start (input_button, true, true);
 164
 165         output_button.set_text (_("Output"));
 166         output_button.set_name ("mixer strip button");
 167         Gtkmm2ext::set_size_request_to_display_given_text (output_button, longest_label.c_str(), 4, 4);
 168
 169         ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
 170         meter_point_button.set_name ("mixer strip button");
 171
 172         /* TRANSLATORS: this string should be longest of the strings
 173            used to describe meter points. In english, it's "input".
 174         */
 175         set_size_request_to_display_given_text (meter_point_button, _("tupni"), 5, 5);
 176
 177         bottom_button_table.attach (meter_point_button, 1, 2, 0, 1);
 178
 179         meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
 180         meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
 181
 182         hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 183
 184         monitor_input_button->set_diameter (3);
 185         monitor_disk_button->set_diameter (3);
 186
 187         solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 188         solo_isolated_led->show ();
 189         solo_isolated_led->set_diameter (3);
 190         solo_isolated_led->set_no_show_all (true);
 191         solo_isolated_led->set_name (X_("solo isolate"));
 192         solo_isolated_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 193         solo_isolated_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_isolate_button_release));
 194         UI::instance()->set_tip (solo_isolated_led, _("Isolate Solo"), "");
 195
 196         solo_safe_led = manage (new ArdourButton (ArdourButton::led_default_elements));
 197         solo_safe_led->show ();
 198         solo_safe_led->set_diameter (3);
 199         solo_safe_led->set_no_show_all (true);
 200         solo_safe_led->set_name (X_("solo safe"));
 201         solo_safe_led->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
 202         solo_safe_led->signal_button_release_event().connect (sigc::mem_fun (*this, &RouteUI::solo_safe_button_release));
 203         UI::instance()->set_tip (solo_safe_led, _("Lock Solo Status"), "");
 204
 205         solo_safe_led->set_text (_("lock"));
 206         solo_isolated_led->set_text (_("iso"));
 207
 208         top_button_table.set_homogeneous (true);
 209         top_button_table.set_spacings (2);
 210         top_button_table.attach (*monitor_input_button, 0, 1, 0, 1);
 211         top_button_table.attach (*monitor_disk_button, 1, 2, 0, 1);
 212         top_button_table.show ();
 213
 214         rec_solo_table.set_homogeneous (true);
 215         rec_solo_table.set_row_spacings (2);
 216         rec_solo_table.set_col_spacings (2);
 217         rec_solo_table.attach (*solo_isolated_led, 1, 2, 0, 1);
 218         rec_solo_table.attach (*solo_safe_led, 1, 2, 1, 2);
 219         rec_solo_table.show ();
 220
 221         button_table.set_homogeneous (false);
 222         button_table.set_spacings (2);
 223
 224         if (solo_isolated_led) {
 225                 button_size_group->add_widget (*solo_isolated_led);
 226         }
 227         if (solo_safe_led) {
 228                 button_size_group->add_widget (*solo_safe_led);
 229         }
 230         if (rec_enable_button) {
 231                 button_size_group->add_widget (*rec_enable_button);
 232         }
 233         if (monitor_disk_button) {
 234                 button_size_group->add_widget (*monitor_disk_button);
 235         }
 236         if (monitor_input_button) {
 237                 button_size_group->add_widget (*monitor_input_button);
 238         }
 239
 240         button_table.attach (name_button, 0, 1, 0, 1);
 241         button_table.attach (input_button_box, 0, 1, 1, 2);
 242         button_table.attach (_invert_button_box, 0, 1, 2, 3);
 243
 244         middle_button_table.set_homogeneous (true);
 245         middle_button_table.set_spacings (2);
 246
 247         bottom_button_table.set_spacings (2);
 248         bottom_button_table.set_homogeneous (true);
 249 //      bottom_button_table.attach (group_button, 0, 1, 0, 1);
 250         bottom_button_table.attach (gpm.gain_automation_state_button, 0, 1, 0, 1);
 251
 252         name_button.set_name ("mixer strip button");
 253         name_button.set_text (" "); /* non empty text, forces creation of the layout */
 254         name_button.set_text (""); /* back to empty */
 255         name_button.layout()->set_ellipsize (Pango::ELLIPSIZE_END);
 256         name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 257         Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 258         name_button.set_size_request (-1, 20);
 259
 260         ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
 261         group_button.set_name ("mixer strip button");
 262         Gtkmm2ext::set_size_request_to_display_given_text (group_button, "Group", 2, 2);
 263
 264         _comment_button.set_name (X_("mixer strip button"));
 265         _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &MixerStrip::toggle_comment_editor));
 266
 267         global_vpacker.set_border_width (0);
 268         global_vpacker.set_spacing (0);
 269
 270         width_button.set_name ("mixer strip button");
 271         hide_button.set_name ("mixer strip button");
 272         top_event_box.set_name ("mixer strip button");
 273
 274         width_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::width_button_pressed), false);
 275         hide_button.signal_clicked.connect (sigc::mem_fun(*this, &MixerStrip::hide_clicked));
 276
 277         width_hide_box.pack_start (width_button, false, true);
 278         width_hide_box.pack_start (top_event_box, true, true);
 279         width_hide_box.pack_end (hide_button, false, true);
 280
 281         whvbox.pack_start (width_hide_box, true, true);
 282
 283         global_vpacker.set_spacing (2);
 284         global_vpacker.pack_start (whvbox, Gtk::PACK_SHRINK);
 285         global_vpacker.pack_start (button_table, Gtk::PACK_SHRINK);
 286         global_vpacker.pack_start (processor_box, true, true);
 287         global_vpacker.pack_start (panners, Gtk::PACK_SHRINK);
 288         global_vpacker.pack_start (top_button_table, Gtk::PACK_SHRINK);
 289         global_vpacker.pack_start (rec_solo_table, Gtk::PACK_SHRINK);
 290         global_vpacker.pack_start (middle_button_table, Gtk::PACK_SHRINK);
 291         global_vpacker.pack_start (gpm, Gtk::PACK_SHRINK);
 292         global_vpacker.pack_start (bottom_button_table, Gtk::PACK_SHRINK);
 293         global_vpacker.pack_start (output_button, Gtk::PACK_SHRINK);
 294         global_vpacker.pack_start (_comment_button, Gtk::PACK_SHRINK);
 295
 296         global_frame.add (global_vpacker);
 297         global_frame.set_shadow_type (Gtk::SHADOW_IN);
 298         global_frame.set_name ("BaseFrame");
 299
 300         add (global_frame);
 301
 302         /* force setting of visible selected status */
 303
 304         _selected = true;
 305         set_selected (false);
 306
 307         _packed = false;
 308         _embedded = false;
 309
 310         _session->engine().Stopped.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_stopped, this), gui_context());
 311         _session->engine().Running.connect (*this, invalidator (*this), boost::bind (&MixerStrip::engine_running, this), gui_context());
 312
 313         input_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::input_press), false);
 314         output_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::output_press), false);
 315
 316         /* ditto for this button and busses */
 317
 318         name_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::name_button_button_press), false);
 319         group_button.signal_button_press_event().connect (sigc::mem_fun(*this, &MixerStrip::select_route_group), false);
 320
 321         _width = (Width) -1;
 322
 323         /* start off as a passthru strip. we'll correct this, if necessary,
 324            in update_diskstream_display().
 325         */
 326
 327         /* start off as a passthru strip. we'll correct this, if necessary,
 328            in update_diskstream_display().
 329         */
 330
 331         if (is_midi_track()) {
 332                 set_name ("MidiTrackStripBase");
 333         } else {
 334                 set_name ("AudioTrackStripBase");
 335         }
 336
 337         add_events (Gdk::BUTTON_RELEASE_MASK|
 338                     Gdk::ENTER_NOTIFY_MASK|
 339                     Gdk::LEAVE_NOTIFY_MASK|
 340                     Gdk::KEY_PRESS_MASK|
 341                     Gdk::KEY_RELEASE_MASK);
 342
 343         set_flags (get_flags() | Gtk::CAN_FOCUS);
 344
 345         AudioEngine::instance()->PortConnectedOrDisconnected.connect (
 346                 *this, invalidator (*this), boost::bind (&MixerStrip::port_connected_or_disconnected, this, _1, _3), gui_context ()
 347                 );
 348
 349         /* Add the widgets under visibility control to the VisibilityGroup; the names used here
 350            must be the same as those used in RCOptionEditor so that the configuration changes
 351            are recognised when they occur.
 352         */
 353         _visibility.add (&_invert_button_box, X_("PhaseInvert"), _("Phase Invert"));
 354         _visibility.add (solo_safe_led, X_("SoloSafe"), _("Solo Safe"), true, boost::bind (&MixerStrip::override_solo_visibility, this));
 355         _visibility.add (solo_isolated_led, X_("SoloIsolated"), _("Solo Isolated"), true, boost::bind (&MixerStrip::override_solo_visibility, this));
 356         _visibility.add (&_comment_button, X_("Comments"), _("Comments"));
 357         _visibility.add (&group_button, X_("Group"), _("Group"));
 358         _visibility.add (&meter_point_button, X_("MeterPoint"), _("Meter Point"));
 359
 360         parameter_changed (X_("mixer-strip-visibility"));
 361
 362         Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 363
 364         gpm.LevelMeterButtonPress.connect_same_thread (_level_meter_connection, boost::bind (&MixerStrip::level_meter_button_press, this, _1));
 365 }
 366
 367 MixerStrip::~MixerStrip ()
 368 {
 369         CatchDeletion (this);
 370
 371         delete input_selector;
 372         delete output_selector;
 373         delete comment_window;
 374 }
 375
 376 void
 377 MixerStrip::set_route (boost::shared_ptr<Route> rt)
 378 {
 379         if (rec_enable_button->get_parent()) {
 380                 rec_solo_table.remove (*rec_enable_button);
 381         }
 382
 383         if (show_sends_button->get_parent()) {
 384                 rec_solo_table.remove (*show_sends_button);
 385         }
 386
 387         RouteUI::set_route (rt);
 388
 389         /* ProcessorBox needs access to _route so that it can read
 390            GUI object state.
 391         */
 392         processor_box.set_route (rt);
 393
 394         /* map the current state */
 395
 396         mute_changed (0);
 397         update_solo_display ();
 398
 399         delete input_selector;
 400         input_selector = 0;
 401
 402         delete output_selector;
 403         output_selector = 0;
 404
 405         revert_to_default_display ();
 406
 407         /* unpack these from the parent and stuff them into our own
 408            table
 409         */
 410
 411         if (gpm.peak_display.get_parent()) {
 412                 gpm.peak_display.get_parent()->remove (gpm.peak_display);
 413         }
 414         if (gpm.gain_display.get_parent()) {
 415                 gpm.gain_display.get_parent()->remove (gpm.gain_display);
 416         }
 417
 418         gpm.set_type (rt->meter_type());
 419
 420         middle_button_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
 421         middle_button_table.attach (gpm.peak_display,1,2,1,2);
 422
 423         if (solo_button->get_parent()) {
 424                 middle_button_table.remove (*solo_button);
 425         }
 426
 427         if (mute_button->get_parent()) {
 428                 middle_button_table.remove (*mute_button);
 429         }
 430
 431         if (route()->is_master()) {
 432                 middle_button_table.attach (*mute_button, 0, 2, 0, 1);
 433                 solo_button->hide ();
 434                 mute_button->show ();
 435                 rec_solo_table.hide ();
 436         } else {
 437                 middle_button_table.attach (*mute_button, 0, 1, 0, 1);
 438                 middle_button_table.attach (*solo_button, 1, 2, 0, 1);
 439                 mute_button->show ();
 440                 solo_button->show ();
 441                 rec_solo_table.show ();
 442         }
 443
 444         if (_mixer_owned && (route()->is_master() || route()->is_monitor())) {
 445
 446                 if (scrollbar_height == 0) {
 447                         HScrollbar scrollbar;
 448                         Gtk::Requisition requisition(scrollbar.size_request ());
 449                         scrollbar_height = requisition.height;
 450                 }
 451
 452                 spacer = manage (new EventBox);
 453                 spacer->set_size_request (-1, scrollbar_height);
 454                 global_vpacker.pack_start (*spacer, false, false);
 455         }
 456
 457         if (is_track()) {
 458                 monitor_input_button->show ();
 459                 monitor_disk_button->show ();
 460         } else {
 461                 monitor_input_button->hide();
 462                 monitor_disk_button->hide ();
 463         }
 464
 465         if (is_midi_track()) {
 466                 if (midi_input_enable_button == 0) {
 467                         midi_input_enable_button = manage (new ArdourButton);
 468                         midi_input_enable_button->set_name ("midi input button");
 469                         midi_input_enable_button->set_image (::get_icon (X_("midi_socket_small")));
 470                         midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
 471                         midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
 472                         ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
 473                 } else {
 474                         input_button_box.remove (*midi_input_enable_button);
 475                 }
 476                 /* get current state */
 477                 midi_input_status_changed ();
 478                 input_button_box.pack_start (*midi_input_enable_button, false, false);
 479                 /* follow changes */
 480                 midi_track()->InputActiveChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::midi_input_status_changed, this), gui_context());
 481         } else {
 482                 if (midi_input_enable_button) {
 483                         /* removal from the container will delete it */
 484                         input_button_box.remove (*midi_input_enable_button);
 485                         midi_input_enable_button = 0;
 486                 }
 487         }
 488
 489         if (is_audio_track()) {
 490                 boost::shared_ptr<AudioTrack> at = audio_track();
 491                 at->FreezeChange.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::map_frozen, this), gui_context());
 492         }
 493
 494         if (is_track ()) {
 495
 496                 rec_solo_table.attach (*rec_enable_button, 0, 1, 0, 2);
 497                 rec_enable_button->set_sensitive (_session->writable());
 498                 rec_enable_button->show();
 499
 500         } else {
 501
 502                 /* non-master bus */
 503
 504                 if (!_route->is_master()) {
 505                         rec_solo_table.attach (*show_sends_button, 0, 1, 0, 2);
 506                         show_sends_button->show();
 507                 }
 508         }
 509
 510         meter_point_button.set_text (meter_point_string (_route->meter_point()));
 511
 512         delete route_ops_menu;
 513         route_ops_menu = 0;
 514
 515         _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
 516         _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 517         _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
 518         _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 519
 520         _route->io_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::io_changed_proxy, this), gui_context ());
 521
 522         if (_route->panner_shell()) {
 523                 update_panner_choices();
 524                 _route->panner_shell()->Changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::connect_to_pan, this), gui_context());
 525         }
 526
 527         if (is_audio_track()) {
 528                 audio_track()->DiskstreamChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::diskstream_changed, this), gui_context());
 529         }
 530
 531         _route->comment_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::comment_changed, this, _1), gui_context());
 532         _route->PropertyChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::property_changed, this, _1), gui_context());
 533
 534         set_stuff_from_route ();
 535
 536         /* now force an update of all the various elements */
 537
 538         mute_changed (0);
 539         update_solo_display ();
 540         name_changed ();
 541         comment_changed (0);
 542         route_group_changed ();
 543
 544         connect_to_pan ();
 545         panners.setup_pan ();
 546
 547         if (has_audio_outputs ()) {
 548                 panners.show_all ();
 549         } else {
 550                 panners.hide_all ();
 551         }
 552
 553         update_diskstream_display ();
 554         update_input_display ();
 555         update_output_display ();
 556
 557         add_events (Gdk::BUTTON_RELEASE_MASK);
 558
 559         processor_box.show ();
 560
 561         if (!route()->is_master() && !route()->is_monitor()) {
 562                 /* we don't allow master or control routes to be hidden */
 563                 hide_button.show();
 564         }
 565
 566         gpm.reset_peak_display ();
 567         gpm.gain_display.show ();
 568         gpm.peak_display.show ();
 569
 570         width_button.show();
 571         width_hide_box.show();
 572         whvbox.show ();
 573         global_frame.show();
 574         global_vpacker.show();
 575         button_table.show();
 576         middle_button_table.show();
 577         bottom_button_table.show();
 578         gpm.show_all ();
 579         meter_point_button.show();
 580         input_button_box.show_all();
 581         output_button.show();
 582         name_button.show();
 583         _comment_button.show();
 584         group_button.show();
 585         gpm.gain_automation_state_button.show();
 586
 587         parameter_changed ("mixer-strip-visibility");
 588
 589         show ();
 590 }
 591
 592 void
 593 MixerStrip::set_stuff_from_route ()
 594 {
 595         /* if width is not set, it will be set by the MixerUI or editor */
 596
 597         string str = gui_property ("strip-width");
 598         if (!str.empty()) {
 599                 set_width_enum (Width (string_2_enum (str, _width)), this);
 600         }
 601 }
 602
 603 void
 604 MixerStrip::set_width_enum (Width w, void* owner)
 605 {
 606         /* always set the gpm width again, things may be hidden */
 607
 608         gpm.set_width (w);
 609         panners.set_width (w);
 610
 611         boost::shared_ptr<AutomationList> gain_automation = _route->gain_control()->alist();
 612
 613         _width_owner = owner;
 614
 615         _width = w;
 616
 617         if (_width_owner == this) {
 618                 set_gui_property ("strip-width", enum_2_string (_width));
 619         }
 620
 621         set_button_names ();
 622
 623         switch (w) {
 624         case Wide:
 625
 626                 if (show_sends_button)  {
 627                         show_sends_button->set_text (_("Aux\nSends"));
 628                         show_sends_button->layout()->set_alignment (Pango::ALIGN_CENTER);
 629                 }
 630
 631                 gpm.gain_automation_style_button.set_text (
 632                                 gpm.astyle_string(gain_automation->automation_style()));
 633                 gpm.gain_automation_state_button.set_text (
 634                                 gpm.astate_string(gain_automation->automation_state()));
 635
 636                 if (_route->panner()) {
 637                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 638                                         panners.astyle_string(_route->panner()->automation_style()));
 639                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 640                                         panners.astate_string(_route->panner()->automation_state()));
 641                 }
 642
 643
 644                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, longest_label.c_str(), 2, 2);
 645                 set_size_request (-1, -1);
 646                 break;
 647
 648         case Narrow:
 649
 650                 if (show_sends_button) {
 651                         show_sends_button->set_text (_("Snd"));
 652                 }
 653
 654                 gpm.gain_automation_style_button.set_text (
 655                                 gpm.short_astyle_string(gain_automation->automation_style()));
 656                 gpm.gain_automation_state_button.set_text (
 657                                 gpm.short_astate_string(gain_automation->automation_state()));
 658                 gain_meter().setup_meters (); // recalc meter width
 659
 660                 if (_route->panner()) {
 661                         ((Gtk::Label*)panners.pan_automation_style_button.get_child())->set_text (
 662                         panners.short_astyle_string(_route->panner()->automation_style()));
 663                         ((Gtk::Label*)panners.pan_automation_state_button.get_child())->set_text (
 664                         panners.short_astate_string(_route->panner()->automation_state()));
 665                 }
 666
 667                 Gtkmm2ext::set_size_request_to_display_given_text (name_button, "long", 2, 2);
 668                 set_size_request (max (50, gpm.get_gm_width()), -1);
 669                 break;
 670         }
 671
 672         processor_box.set_width (w);
 673
 674         update_input_display ();
 675         update_output_display ();
 676         setup_comment_button ();
 677         route_group_changed ();
 678         name_changed ();
 679         WidthChanged ();
 680 }
 681
 682 void
 683 MixerStrip::set_packed (bool yn)
 684 {
 685         _packed = yn;
 686
 687         if (_packed) {
 688                 set_gui_property ("visible", true);
 689         } else {
 690                 set_gui_property ("visible", false);
 691         }
 692 }
 693
 694
 695 struct RouteCompareByName {
 696         bool operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b) {
 697                 return a->name().compare (b->name()) < 0;
 698         }
 699 };
 700
 701 gint
 702 MixerStrip::output_press (GdkEventButton *ev)
 703 {
 704         using namespace Menu_Helpers;
 705         if (!_session->engine().connected()) {
 706                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 707                 msg.run ();
 708                 return true;
 709         }
 710
 711         MenuList& citems = output_menu.items();
 712         switch (ev->button) {
 713
 714         case 1:
 715                 edit_output_configuration ();
 716                 break;
 717
 718         case 3:
 719         {
 720                 output_menu.set_name ("ArdourContextMenu");
 721                 citems.clear ();
 722                 output_menu_bundles.clear ();
 723
 724                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_output)));
 725
 726                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 727                         citems.push_back (
 728                                 MenuElem (
 729                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 730                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_output_port), *i)
 731                                         )
 732                                 );
 733                 }
 734
 735                 citems.push_back (SeparatorElem());
 736                 uint32_t const n_with_separator = citems.size ();
 737
 738                 ARDOUR::BundleList current = _route->output()->bundles_connected ();
 739
 740                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 741
 742                 /* give user bundles first chance at being in the menu */
 743
 744                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 745                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 746                                 maybe_add_bundle_to_output_menu (*i, current);
 747                         }
 748                 }
 749
 750                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 751                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 752                                 maybe_add_bundle_to_output_menu (*i, current);
 753                         }
 754                 }
 755
 756                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 757                 RouteList copy = *routes;
 758                 copy.sort (RouteCompareByName ());
 759                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 760                         maybe_add_bundle_to_output_menu ((*i)->input()->bundle(), current);
 761                 }
 762
 763                 if (citems.size() == n_with_separator) {
 764                         /* no routes added; remove the separator */
 765                         citems.pop_back ();
 766                 }
 767
 768                 output_menu.popup (1, ev->time);
 769                 break;
 770         }
 771
 772         default:
 773                 break;
 774         }
 775         return TRUE;
 776 }
 777
 778 void
 779 MixerStrip::edit_output_configuration ()
 780 {
 781         if (output_selector == 0) {
 782
 783                 boost::shared_ptr<Send> send;
 784                 boost::shared_ptr<IO> output;
 785
 786                 if ((send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0) {
 787                         if (!boost::dynamic_pointer_cast<InternalSend>(send)) {
 788                                 output = send->output();
 789                         } else {
 790                                 output = _route->output ();
 791                         }
 792                 } else {
 793                         output = _route->output ();
 794                 }
 795
 796                 output_selector = new IOSelectorWindow (_session, output);
 797         }
 798
 799         if (output_selector->is_visible()) {
 800                 output_selector->get_toplevel()->get_window()->raise();
 801         } else {
 802                 output_selector->present ();
 803         }
 804
 805         output_selector->set_keep_above (true);
 806 }
 807
 808 void
 809 MixerStrip::edit_input_configuration ()
 810 {
 811         if (input_selector == 0) {
 812                 input_selector = new IOSelectorWindow (_session, _route->input());
 813         }
 814
 815         if (input_selector->is_visible()) {
 816                 input_selector->get_toplevel()->get_window()->raise();
 817         } else {
 818                 input_selector->present ();
 819         }
 820
 821         input_selector->set_keep_above (true);
 822 }
 823
 824 gint
 825 MixerStrip::input_press (GdkEventButton *ev)
 826 {
 827         using namespace Menu_Helpers;
 828
 829         MenuList& citems = input_menu.items();
 830         input_menu.set_name ("ArdourContextMenu");
 831         citems.clear();
 832
 833         if (!_session->engine().connected()) {
 834                 MessageDialog msg (_("Not connected to audio engine - no I/O changes are possible"));
 835                 msg.run ();
 836                 return true;
 837         }
 838
 839         if (_session->actively_recording() && _route->record_enabled())
 840                 return true;
 841
 842         switch (ev->button) {
 843
 844         case 1:
 845                 edit_input_configuration ();
 846                 break;
 847
 848         case 3:
 849         {
 850                 citems.push_back (MenuElem (_("Disconnect"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::disconnect_input)));
 851
 852                 for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
 853                         citems.push_back (
 854                                 MenuElem (
 855                                         string_compose ("Add %1 port", (*i).to_i18n_string()),
 856                                         sigc::bind (sigc::mem_fun (*this, &MixerStrip::add_input_port), *i)
 857                                         )
 858                                 );
 859                 }
 860
 861                 citems.push_back (SeparatorElem());
 862                 uint32_t const n_with_separator = citems.size ();
 863
 864                 input_menu_bundles.clear ();
 865
 866                 ARDOUR::BundleList current = _route->input()->bundles_connected ();
 867
 868                 boost::shared_ptr<ARDOUR::BundleList> b = _session->bundles ();
 869
 870                 /* give user bundles first chance at being in the menu */
 871
 872                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 873                         if (boost::dynamic_pointer_cast<UserBundle> (*i)) {
 874                                 maybe_add_bundle_to_input_menu (*i, current);
 875                         }
 876                 }
 877
 878                 for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 879                         if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0) {
 880                                 maybe_add_bundle_to_input_menu (*i, current);
 881                         }
 882                 }
 883
 884                 boost::shared_ptr<ARDOUR::RouteList> routes = _session->get_routes ();
 885                 RouteList copy = *routes;
 886                 copy.sort (RouteCompareByName ());
 887                 for (ARDOUR::RouteList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
 888                         maybe_add_bundle_to_input_menu ((*i)->output()->bundle(), current);
 889                 }
 890
 891                 if (citems.size() == n_with_separator) {
 892                         /* no routes added; remove the separator */
 893                         citems.pop_back ();
 894                 }
 895
 896                 input_menu.popup (1, ev->time);
 897                 break;
 898         }
 899         default:
 900                 break;
 901         }
 902         return TRUE;
 903 }
 904
 905 void
 906 MixerStrip::bundle_input_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 907 {
 908         if (ignore_toggle) {
 909                 return;
 910         }
 911
 912         ARDOUR::BundleList current = _route->input()->bundles_connected ();
 913
 914         if (std::find (current.begin(), current.end(), c) == current.end()) {
 915                 _route->input()->connect_ports_to_bundle (c, true, this);
 916         } else {
 917                 _route->input()->disconnect_ports_from_bundle (c, this);
 918         }
 919 }
 920
 921 void
 922 MixerStrip::bundle_output_chosen (boost::shared_ptr<ARDOUR::Bundle> c)
 923 {
 924         if (ignore_toggle) {
 925                 return;
 926         }
 927
 928         ARDOUR::BundleList current = _route->output()->bundles_connected ();
 929
 930         if (std::find (current.begin(), current.end(), c) == current.end()) {
 931                 _route->output()->connect_ports_to_bundle (c, true, this);
 932         } else {
 933                 _route->output()->disconnect_ports_from_bundle (c, this);
 934         }
 935 }
 936
 937 void
 938 MixerStrip::maybe_add_bundle_to_input_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 939 {
 940         using namespace Menu_Helpers;
 941
 942         if (b->ports_are_outputs() == false || b->nchannels() != _route->n_inputs() || *b == *_route->output()->bundle()) {
 943                 return;
 944         }
 945
 946         list<boost::shared_ptr<Bundle> >::iterator i = input_menu_bundles.begin ();
 947         while (i != input_menu_bundles.end() && b->has_same_ports (*i) == false) {
 948                 ++i;
 949         }
 950
 951         if (i != input_menu_bundles.end()) {
 952                 return;
 953         }
 954
 955         input_menu_bundles.push_back (b);
 956
 957         MenuList& citems = input_menu.items();
 958
 959         std::string n = b->name ();
 960         replace_all (n, "_", " ");
 961
 962         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_input_chosen), b)));
 963 }
 964
 965 void
 966 MixerStrip::maybe_add_bundle_to_output_menu (boost::shared_ptr<Bundle> b, ARDOUR::BundleList const& /*current*/)
 967 {
 968         using namespace Menu_Helpers;
 969
 970         if (b->ports_are_inputs() == false || b->nchannels() != _route->n_outputs() || *b == *_route->input()->bundle()) {
 971                 return;
 972         }
 973
 974         list<boost::shared_ptr<Bundle> >::iterator i = output_menu_bundles.begin ();
 975         while (i != output_menu_bundles.end() && b->has_same_ports (*i) == false) {
 976                 ++i;
 977         }
 978
 979         if (i != output_menu_bundles.end()) {
 980                 return;
 981         }
 982
 983         output_menu_bundles.push_back (b);
 984
 985         MenuList& citems = output_menu.items();
 986
 987         std::string n = b->name ();
 988         replace_all (n, "_", " ");
 989
 990         citems.push_back (MenuElem (n, sigc::bind (sigc::mem_fun(*this, &MixerStrip::bundle_output_chosen), b)));
 991 }
 992
 993 void
 994 MixerStrip::update_diskstream_display ()
 995 {
 996         if (is_track()) {
 997
 998                 if (input_selector) {
 999                         input_selector->hide_all ();
1000                 }
1001
1002                 route_color_changed ();
1003
1004         } else {
1005
1006                 show_passthru_color ();
1007         }
1008 }
1009
1010 void
1011 MixerStrip::connect_to_pan ()
1012 {
1013         ENSURE_GUI_THREAD (*this, &MixerStrip::connect_to_pan)
1014
1015         panstate_connection.disconnect ();
1016         panstyle_connection.disconnect ();
1017
1018         if (!_route->panner()) {
1019                 return;
1020         }
1021
1022         boost::shared_ptr<Pannable> p = _route->pannable ();
1023
1024         p->automation_state_changed.connect (panstate_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_state_changed, &panners), gui_context());
1025         p->automation_style_changed.connect (panstyle_connection, invalidator (*this), boost::bind (&PannerUI::pan_automation_style_changed, &panners), gui_context());
1026
1027         /* This call reduncant, PannerUI::set_panner() connects to _panshell->Changed itself
1028          * However, that only works a panner was previously set.
1029          *
1030          * PannerUI must remain subscribed to _panshell->Changed() in case
1031          * we switch the panner eg. AUX-Send and back
1032          * _route->panner_shell()->Changed() vs _panshell->Changed
1033          */
1034         if (panners._panner == 0) {
1035                 panners.panshell_changed ();
1036         }
1037         update_panner_choices();
1038 }
1039
1040 void
1041 MixerStrip::update_panner_choices ()
1042 {
1043         ENSURE_GUI_THREAD (*this, &MixerStrip::update_panner_choices)
1044         if (!_route->panner_shell()) { return; }
1045
1046         uint32_t in = _route->output()->n_ports().n_audio();
1047         uint32_t out = in;
1048         if (_route->panner()) {
1049                 in = _route->panner()->in().n_audio();
1050         }
1051
1052         panners.set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1053 }
1054
1055 /*
1056  * Output port labelling
1057  * =====================
1058  *
1059  * Case 1: Each output has one connection, all connections are to system:playback_%i
1060  *   out 1 -> system:playback_1
1061  *   out 2 -> system:playback_2
1062  *   out 3 -> system:playback_3
1063  *   Display as: 1/2/3
1064  *
1065  * Case 2: Each output has one connection, all connections are to ardour:track_x/in 1
1066  *   out 1 -> ardour:track_x/in 1
1067  *   out 2 -> ardour:track_x/in 2
1068  *   Display as: track_x
1069  *
1070  * Case 3: Each output has one connection, all connections are to Jack client "program x"
1071  *   out 1 -> program x:foo
1072  *   out 2 -> program x:foo
1073  *   Display as: program x
1074  *
1075  * Case 4: No connections (Disconnected)
1076  *   Display as: -
1077  *
1078  * Default case (unusual routing):
1079  *   Display as: *number of connections*
1080  *
1081  * Tooltips
1082  * ========
1083  * .-----------------------------------------------.
1084  * | Mixdown                                       |
1085  * | out 1 -> ardour:master/in 1, jamin:input/in 1 |
1086  * | out 2 -> ardour:master/in 2, jamin:input/in 2 |
1087  * '-----------------------------------------------'
1088  * .-----------------------------------------------.
1089  * | Guitar SM58                                   |
1090  * | Disconnected                                  |
1091  * '-----------------------------------------------'
1092  */
1093
1094 void
1095 MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width width, bool for_input)
1096 {
1097         uint32_t io_count;
1098         uint32_t io_index;
1099         boost::shared_ptr<Port> port;
1100         vector<string> port_connections;
1101
1102         uint32_t total_connection_count = 0;
1103         uint32_t io_connection_count = 0;
1104         uint32_t ardour_connection_count = 0;
1105         uint32_t system_connection_count = 0;
1106         uint32_t other_connection_count = 0;
1107
1108         ostringstream label;
1109         string label_string;
1110
1111         bool have_label = false;
1112         bool each_io_has_one_connection = true;
1113
1114         string connection_name;
1115         string ardour_track_name;
1116         string other_connection_type;
1117         string system_ports;
1118         string system_port;
1119
1120         ostringstream tooltip;
1121         char * tooltip_cstr;
1122
1123         if (for_input) {
1124                 io_count = route->n_inputs().n_total();
1125                 tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
1126         } else {
1127                 io_count = route->n_outputs().n_total();
1128                 tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
1129         }
1130
1131
1132         for (io_index = 0; io_index < io_count; ++io_index) {
1133                 if (for_input) {
1134                         port = route->input()->nth (io_index);
1135                 } else {
1136                         port = route->output()->nth (io_index);
1137                 }
1138
1139                 port_connections.clear ();
1140                 port->get_connections(port_connections);
1141                 io_connection_count = 0;
1142
1143                 if (!port_connections.empty()) {
1144                         for (vector<string>::iterator i = port_connections.begin(); i != port_connections.end(); ++i) {
1145                                 string& connection_name (*i);
1146
1147                                 if (io_connection_count == 0) {
1148                                         tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1)) << " -> " << Glib::Markup::escape_text(connection_name);
1149                                 } else {
1150                                         tooltip << ", " << Glib::Markup::escape_text(connection_name);
1151                                 }
1152
1153                                 if (connection_name.find("ardour:") == 0) {
1154                                         if (ardour_track_name.empty()) {
1155                                                 // "ardour:Master/in 1" -> "ardour:Master/"
1156                                                 string::size_type slash = connection_name.find("/");
1157                                                 if (slash != string::npos) {
1158                                                         ardour_track_name = connection_name.substr(0, slash + 1);
1159                                                 }
1160                                         }
1161
1162                                         if (connection_name.find(ardour_track_name) == 0) {
1163                                                 ++ardour_connection_count;
1164                                         }
1165                                 } else if (connection_name.find("system:") == 0) {
1166                                         if (for_input) {
1167                                                 // "system:capture_123" -> "123"
1168                                                 system_port = connection_name.substr(15);
1169                                         } else {
1170                                                 // "system:playback_123" -> "123"
1171                                                 system_port = connection_name.substr(16);
1172                                         }
1173
1174                                         if (system_ports.empty()) {
1175                                                 system_ports += system_port;
1176                                         } else {
1177                                                 system_ports += "/" + system_port;
1178                                         }
1179
1180                                         ++system_connection_count;
1181                                 } else {
1182                                         if (other_connection_type.empty()) {
1183                                                 // "jamin:in 1" -> "jamin:"
1184                                                 other_connection_type = connection_name.substr(0, connection_name.find(":") + 1);
1185                                         }
1186
1187                                         if (connection_name.find(other_connection_type) == 0) {
1188                                                 ++other_connection_count;
1189                                         }
1190                                 }
1191
1192                                 ++total_connection_count;
1193                                 ++io_connection_count;
1194                         }
1195                 }
1196
1197                 if (io_connection_count != 1) {
1198                         each_io_has_one_connection = false;
1199                 }
1200         }
1201
1202         if (total_connection_count == 0) {
1203                 tooltip << endl << _("Disconnected");
1204         }
1205
1206         tooltip_cstr = new char[tooltip.str().size() + 1];
1207         strcpy(tooltip_cstr, tooltip.str().c_str());
1208
1209         if (for_input) {
1210                 ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
1211         } else {
1212                 ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
1213         }
1214
1215         if (each_io_has_one_connection) {
1216                 if (total_connection_count == ardour_connection_count) {
1217                         // all connections are to the same track in ardour
1218                         // "ardour:Master/" -> "Master"
1219                         string::size_type slash = ardour_track_name.find("/");
1220                         if (slash != string::npos) {
1221                                 label << ardour_track_name.substr(7, slash - 7);
1222                                 have_label = true;
1223                         }
1224                 }
1225                 else if (total_connection_count == system_connection_count) {
1226                         // all connections are to system ports
1227                         label << system_ports;
1228                         have_label = true;
1229                 }
1230                 else if (total_connection_count == other_connection_count) {
1231                         // all connections are to the same external program eg jamin
1232                         // "jamin:" -> "jamin"
1233                         label << other_connection_type.substr(0, other_connection_type.size() - 1);
1234                         have_label = true;
1235                 }
1236         }
1237
1238         if (!have_label) {
1239                 if (total_connection_count == 0) {
1240                         // Disconnected
1241                         label << "-";
1242                 } else {
1243                         // Odd configuration
1244                         label << "*" << total_connection_count << "*";
1245                 }
1246         }
1247
1248         switch (width) {
1249         case Wide:
1250                 label_string = label.str().substr(0, 7);
1251                 break;
1252         case Narrow:
1253                 label_string = label.str().substr(0, 3);
1254                 break;
1255         }
1256
1257         if (for_input) {
1258                 input_button.set_text (label_string);
1259         } else {
1260                 output_button.set_text (label_string);
1261         }
1262 }
1263
1264 void
1265 MixerStrip::update_input_display ()
1266 {
1267         update_io_button (_route, _width, true);
1268         panners.setup_pan ();
1269
1270         if (has_audio_outputs ()) {
1271                 panners.show_all ();
1272         } else {
1273                 panners.hide_all ();
1274         }
1275
1276 }
1277
1278 void
1279 MixerStrip::update_output_display ()
1280 {
1281         update_io_button (_route, _width, false);
1282         gpm.setup_meters ();
1283         panners.setup_pan ();
1284
1285         if (has_audio_outputs ()) {
1286                 panners.show_all ();
1287         } else {
1288                 panners.hide_all ();
1289         }
1290 }
1291
1292 void
1293 MixerStrip::fast_update ()
1294 {
1295         gpm.update_meters ();
1296 }
1297
1298 void
1299 MixerStrip::diskstream_changed ()
1300 {
1301         Gtkmm2ext::UI::instance()->call_slot (invalidator (*this), boost::bind (&MixerStrip::update_diskstream_display, this));
1302 }
1303
1304 void
1305 MixerStrip::io_changed_proxy ()
1306 {
1307         Glib::signal_idle().connect_once (sigc::mem_fun (*this, &MixerStrip::update_panner_choices));
1308 }
1309
1310 void
1311 MixerStrip::port_connected_or_disconnected (boost::weak_ptr<Port> wa, boost::weak_ptr<Port> wb)
1312 {
1313         boost::shared_ptr<Port> a = wa.lock ();
1314         boost::shared_ptr<Port> b = wb.lock ();
1315
1316         if ((a && _route->input()->has_port (a)) || (b && _route->input()->has_port (b))) {
1317                 update_input_display ();
1318                 set_width_enum (_width, this);
1319         }
1320
1321         if ((a && _route->output()->has_port (a)) || (b && _route->output()->has_port (b))) {
1322                 update_output_display ();
1323                 set_width_enum (_width, this);
1324         }
1325 }
1326
1327 void
1328 MixerStrip::setup_comment_button ()
1329 {
1330         switch (_width) {
1331
1332         case Wide:
1333                 if (_route->comment().empty ()) {
1334                         _comment_button.unset_bg (STATE_NORMAL);
1335                         _comment_button.set_text (_("Comments"));
1336                 } else {
1337                         _comment_button.modify_bg (STATE_NORMAL, color ());
1338                         _comment_button.set_text (_("*Comments*"));
1339                 }
1340                 break;
1341
1342         case Narrow:
1343                 if (_route->comment().empty ()) {
1344                         _comment_button.unset_bg (STATE_NORMAL);
1345                         _comment_button.set_text (_("Cmt"));
1346                 } else {
1347                         _comment_button.modify_bg (STATE_NORMAL, color ());
1348                         _comment_button.set_text (_("*Cmt*"));
1349                 }
1350                 break;
1351         }
1352
1353         ARDOUR_UI::instance()->set_tip (
1354                 _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
1355                 );
1356 }
1357
1358 void
1359 MixerStrip::comment_editor_done_editing ()
1360 {
1361         string const str = comment_area->get_buffer()->get_text();
1362         if (str == _route->comment ()) {
1363                 return;
1364         }
1365
1366         _route->set_comment (str, this);
1367         setup_comment_button ();
1368 }
1369
1370 void
1371 MixerStrip::toggle_comment_editor ()
1372 {
1373         if (ignore_toggle) {
1374                 return;
1375         }
1376
1377         if (comment_window && comment_window->is_visible ()) {
1378                 comment_window->hide ();
1379         } else {
1380                 open_comment_editor ();
1381         }
1382 }
1383
1384 void
1385 MixerStrip::open_comment_editor ()
1386 {
1387         if (comment_window == 0) {
1388                 setup_comment_editor ();
1389         }
1390
1391         string title;
1392         title = _route->name();
1393         title += _(": comment editor");
1394
1395         comment_window->set_title (title);
1396         comment_window->present();
1397 }
1398
1399 void
1400 MixerStrip::setup_comment_editor ()
1401 {
1402         comment_window = new ArdourWindow (""); // title will be reset to show route
1403         comment_window->set_skip_taskbar_hint (true);
1404         comment_window->signal_hide().connect (sigc::mem_fun(*this, &MixerStrip::comment_editor_done_editing));
1405         comment_window->set_default_size (400, 200);
1406
1407         comment_area = manage (new TextView());
1408         comment_area->set_name ("MixerTrackCommentArea");
1409         comment_area->set_wrap_mode (WRAP_WORD);
1410         comment_area->set_editable (true);
1411         comment_area->get_buffer()->set_text (_route->comment());
1412         comment_area->show ();
1413
1414         comment_window->add (*comment_area);
1415 }
1416
1417 void
1418 MixerStrip::comment_changed (void *src)
1419 {
1420         ENSURE_GUI_THREAD (*this, &MixerStrip::comment_changed, src)
1421
1422         if (src != this) {
1423                 ignore_comment_edit = true;
1424                 if (comment_area) {
1425                         comment_area->get_buffer()->set_text (_route->comment());
1426                 }
1427                 ignore_comment_edit = false;
1428         }
1429 }
1430
1431 bool
1432 MixerStrip::select_route_group (GdkEventButton *ev)
1433 {
1434         using namespace Menu_Helpers;
1435
1436         if (ev->button == 1) {
1437
1438                 if (group_menu == 0) {
1439
1440                         PropertyList* plist = new PropertyList();
1441
1442                         plist->add (Properties::gain, true);
1443                         plist->add (Properties::mute, true);
1444                         plist->add (Properties::solo, true);
1445
1446                         group_menu = new RouteGroupMenu (_session, plist);
1447                 }
1448
1449                 WeakRouteList r;
1450                 r.push_back (route ());
1451                 group_menu->build (r);
1452                 group_menu->menu()->popup (1, ev->time);
1453         }
1454
1455         return true;
1456 }
1457
1458 void
1459 MixerStrip::route_group_changed ()
1460 {
1461         ENSURE_GUI_THREAD (*this, &MixerStrip::route_group_changed)
1462
1463         RouteGroup *rg = _route->route_group();
1464
1465         if (rg) {
1466                 group_button.set_text (PBD::short_version (rg->name(), 5));
1467         } else {
1468                 switch (_width) {
1469                 case Wide:
1470                         group_button.set_text (_("Grp"));
1471                         break;
1472                 case Narrow:
1473                         group_button.set_text (_("~G"));
1474                         break;
1475                 }
1476         }
1477 }
1478
1479 void
1480 MixerStrip::route_color_changed ()
1481 {
1482         name_button.modify_bg (STATE_NORMAL, color());
1483         top_event_box.modify_bg (STATE_NORMAL, color());
1484         reset_strip_style ();
1485 }
1486
1487 void
1488 MixerStrip::show_passthru_color ()
1489 {
1490         reset_strip_style ();
1491 }
1492
1493 void
1494 MixerStrip::build_route_ops_menu ()
1495 {
1496         using namespace Menu_Helpers;
1497         route_ops_menu = new Menu;
1498         route_ops_menu->set_name ("ArdourContextMenu");
1499
1500         MenuList& items = route_ops_menu->items();
1501
1502         items.push_back (MenuElem (_("Comments..."), sigc::mem_fun (*this, &MixerStrip::open_comment_editor)));
1503         if (!_route->is_master()) {
1504                 items.push_back (MenuElem (_("Save As Template..."), sigc::mem_fun(*this, &RouteUI::save_as_template)));
1505         }
1506         items.push_back (MenuElem (_("Rename..."), sigc::mem_fun(*this, &RouteUI::route_rename)));
1507         rename_menu_item = &items.back();
1508
1509         items.push_back (SeparatorElem());
1510         items.push_back (CheckMenuElem (_("Active")));
1511         CheckMenuItem* i = dynamic_cast<CheckMenuItem *> (&items.back());
1512         i->set_active (_route->active());
1513         i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
1514
1515         items.push_back (SeparatorElem());
1516
1517         items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
1518
1519         items.push_back (SeparatorElem());
1520         items.push_back (CheckMenuElem (_("Protect Against Denormals"), sigc::mem_fun (*this, &RouteUI::toggle_denormal_protection)));
1521         denormal_menu_item = dynamic_cast<CheckMenuItem *> (&items.back());
1522         denormal_menu_item->set_active (_route->denormal_protection());
1523
1524         if (!Profile->get_sae()) {
1525                 items.push_back (SeparatorElem());
1526                 items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
1527         }
1528
1529         items.push_back (SeparatorElem());
1530         items.push_back (MenuElem (_("Remove"), sigc::bind (sigc::mem_fun(*this, &RouteUI::remove_this_route), false)));
1531 }
1532
1533 gboolean
1534 MixerStrip::name_button_button_press (GdkEventButton* ev)
1535 {
1536         /* show menu for either button 1 or 3, so as not to confuse people
1537            and also not hide stuff from them.
1538         */
1539
1540         if (ev->button == 3 || ev->button == 1) {
1541                 list_route_operations ();
1542
1543                 /* do not allow rename if the track is record-enabled */
1544                 rename_menu_item->set_sensitive (!_route->record_enabled());
1545                 route_ops_menu->popup (1, ev->time);
1546         }
1547
1548         return false;
1549 }
1550
1551 void
1552 MixerStrip::list_route_operations ()
1553 {
1554         delete route_ops_menu;
1555         build_route_ops_menu ();
1556 }
1557
1558 void
1559 MixerStrip::set_selected (bool yn)
1560 {
1561         AxisView::set_selected (yn);
1562         if (_selected) {
1563                 global_frame.set_shadow_type (Gtk::SHADOW_ETCHED_OUT);
1564                 global_frame.set_name ("MixerStripSelectedFrame");
1565         } else {
1566                 global_frame.set_shadow_type (Gtk::SHADOW_IN);
1567                 global_frame.set_name ("MixerStripFrame");
1568         }
1569         global_frame.queue_draw ();
1570 }
1571
1572 void
1573 MixerStrip::property_changed (const PropertyChange& what_changed)
1574 {
1575         RouteUI::property_changed (what_changed);
1576
1577         if (what_changed.contains (ARDOUR::Properties::name)) {
1578                 name_changed ();
1579         }
1580 }
1581
1582 void
1583 MixerStrip::name_changed ()
1584 {
1585         switch (_width) {
1586         case Wide:
1587                 name_button.set_text (_route->name());
1588                 break;
1589         case Narrow:
1590                 name_button.set_text (PBD::short_version (_route->name(), 5));
1591                 break;
1592         }
1593
1594         ARDOUR_UI::instance()->set_tip (name_button, _route->name());
1595 }
1596
1597 void
1598 MixerStrip::name_button_resized (Gtk::Allocation& alloc)
1599 {
1600         name_button.layout()->set_width (alloc.get_width() * PANGO_SCALE);
1601 }
1602
1603 bool
1604 MixerStrip::width_button_pressed (GdkEventButton* ev)
1605 {
1606         if (ev->button != 1) {
1607                 return false;
1608         }
1609
1610         if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
1611                 switch (_width) {
1612                 case Wide:
1613                         _mixer.set_strip_width (Narrow, true);
1614                         break;
1615
1616                 case Narrow:
1617                         _mixer.set_strip_width (Wide, true);
1618                         break;
1619                 }
1620         } else {
1621                 switch (_width) {
1622                 case Wide:
1623                         set_width_enum (Narrow, this);
1624                         break;
1625                 case Narrow:
1626                         set_width_enum (Wide, this);
1627                         break;
1628                 }
1629         }
1630
1631         return true;
1632 }
1633
1634 void
1635 MixerStrip::hide_clicked ()
1636 {
1637         // LAME fix to reset the button status for when it is redisplayed (part 1)
1638         hide_button.set_sensitive(false);
1639
1640         if (_embedded) {
1641                 Hiding(); /* EMIT_SIGNAL */
1642         } else {
1643                 _mixer.hide_strip (this);
1644         }
1645
1646         // (part 2)
1647         hide_button.set_sensitive(true);
1648 }
1649
1650 void
1651 MixerStrip::set_embedded (bool yn)
1652 {
1653         _embedded = yn;
1654 }
1655
1656 void
1657 MixerStrip::map_frozen ()
1658 {
1659         ENSURE_GUI_THREAD (*this, &MixerStrip::map_frozen)
1660
1661         boost::shared_ptr<AudioTrack> at = audio_track();
1662
1663         if (at) {
1664                 switch (at->freeze_state()) {
1665                 case AudioTrack::Frozen:
1666                         processor_box.set_sensitive (false);
1667                         hide_redirect_editors ();
1668                         break;
1669                 default:
1670                         processor_box.set_sensitive (true);
1671                         // XXX need some way, maybe, to retoggle redirect editors
1672                         break;
1673                 }
1674         }
1675 }
1676
1677 void
1678 MixerStrip::hide_redirect_editors ()
1679 {
1680         _route->foreach_processor (sigc::mem_fun (*this, &MixerStrip::hide_processor_editor));
1681 }
1682
1683 void
1684 MixerStrip::hide_processor_editor (boost::weak_ptr<Processor> p)
1685 {
1686         boost::shared_ptr<Processor> processor (p.lock ());
1687         if (!processor) {
1688                 return;
1689         }
1690
1691         Gtk::Window* w = processor_box.get_processor_ui (processor);
1692
1693         if (w) {
1694                 w->hide ();
1695         }
1696 }
1697
1698 void
1699 MixerStrip::reset_strip_style ()
1700 {
1701         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
1702
1703                 gpm.set_fader_name ("SendStripBase");
1704
1705         } else {
1706
1707                 if (is_midi_track()) {
1708                         if (_route->active()) {
1709                                 set_name ("MidiTrackStripBase");
1710                         } else {
1711                                 set_name ("MidiTrackStripBaseInactive");
1712                         }
1713                         gpm.set_fader_name ("MidiTrackFader");
1714                 } else if (is_audio_track()) {
1715                         if (_route->active()) {
1716                                 set_name ("AudioTrackStripBase");
1717                         } else {
1718                                 set_name ("AudioTrackStripBaseInactive");
1719                         }
1720                         gpm.set_fader_name ("AudioTrackFader");
1721                 } else {
1722                         if (_route->active()) {
1723                                 set_name ("AudioBusStripBase");
1724                         } else {
1725                                 set_name ("AudioBusStripBaseInactive");
1726                         }
1727                         gpm.set_fader_name ("AudioBusFader");
1728
1729                         /* (no MIDI busses yet) */
1730                 }
1731         }
1732 }
1733
1734
1735 void
1736 MixerStrip::engine_stopped ()
1737 {
1738 }
1739
1740 void
1741 MixerStrip::engine_running ()
1742 {
1743 }
1744
1745 string
1746 MixerStrip::meter_point_string (MeterPoint mp)
1747 {
1748         switch (_width) {
1749         case Wide:
1750                 switch (mp) {
1751                 case MeterInput:
1752                         return _("in");
1753                         break;
1754
1755                 case MeterPreFader:
1756                         return _("pre");
1757                         break;
1758
1759                 case MeterPostFader:
1760                         return _("post");
1761                         break;
1762
1763                 case MeterOutput:
1764                         return _("out");
1765                         break;
1766
1767                 case MeterCustom:
1768                 default:
1769                         return _("custom");
1770                         break;
1771                 }
1772                 break;
1773         case Narrow:
1774                 switch (mp) {
1775                 case MeterInput:
1776                         return _("in");
1777                         break;
1778
1779                 case MeterPreFader:
1780                         return _("pr");
1781                         break;
1782
1783                 case MeterPostFader:
1784                         return _("po");
1785                         break;
1786
1787                 case MeterOutput:
1788                         return _("o");
1789                         break;
1790
1791                 case MeterCustom:
1792                 default:
1793                         return _("c");
1794                         break;
1795                 }
1796                 break;
1797         }
1798
1799         return string();
1800 }
1801
1802 /** Called when the metering point has changed */
1803 void
1804 MixerStrip::meter_changed ()
1805 {
1806         meter_point_button.set_text (meter_point_string (_route->meter_point()));
1807         gpm.setup_meters ();
1808         // reset peak when meter point changes
1809         gpm.reset_peak_display();
1810 }
1811
1812 /** The bus that we are displaying sends to has changed, or been turned off.
1813  *  @param send_to New bus that we are displaying sends to, or 0.
1814  */
1815 void
1816 MixerStrip::bus_send_display_changed (boost::shared_ptr<Route> send_to)
1817 {
1818         RouteUI::bus_send_display_changed (send_to);
1819
1820         if (send_to) {
1821                 boost::shared_ptr<Send> send = _route->internal_send_for (send_to);
1822
1823                 if (send) {
1824                         show_send (send);
1825                 } else {
1826                         revert_to_default_display ();
1827                 }
1828         } else {
1829                 revert_to_default_display ();
1830         }
1831 }
1832
1833 void
1834 MixerStrip::drop_send ()
1835 {
1836         boost::shared_ptr<Send> current_send;
1837
1838         if (_current_delivery && ((current_send = boost::dynamic_pointer_cast<Send>(_current_delivery)) != 0)) {
1839                 current_send->set_metering (false);
1840         }
1841
1842         send_gone_connection.disconnect ();
1843         input_button.set_sensitive (true);
1844         output_button.set_sensitive (true);
1845         group_button.set_sensitive (true);
1846         set_invert_sensitive (true);
1847         meter_point_button.set_sensitive (true);
1848         mute_button->set_sensitive (true);
1849         solo_button->set_sensitive (true);
1850         rec_enable_button->set_sensitive (true);
1851         solo_isolated_led->set_sensitive (true);
1852         solo_safe_led->set_sensitive (true);
1853         monitor_input_button->set_sensitive (true);
1854         monitor_disk_button->set_sensitive (true);
1855         _comment_button.set_sensitive (true);
1856 }
1857
1858 void
1859 MixerStrip::set_current_delivery (boost::shared_ptr<Delivery> d)
1860 {
1861         _current_delivery = d;
1862         DeliveryChanged (_current_delivery);
1863 }
1864
1865 void
1866 MixerStrip::show_send (boost::shared_ptr<Send> send)
1867 {
1868         assert (send != 0);
1869
1870         drop_send ();
1871
1872         set_current_delivery (send);
1873
1874         send->meter()->set_type(_route->shared_peak_meter()->get_type());
1875         send->set_metering (true);
1876         _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
1877
1878         gain_meter().set_controls (_route, send->meter(), send->amp());
1879         gain_meter().setup_meters ();
1880
1881         uint32_t const in = _current_delivery->pans_required();
1882         uint32_t const out = _current_delivery->pan_outs();
1883
1884         panner_ui().set_panner (_current_delivery->panner_shell(), _current_delivery->panner());
1885         panner_ui().set_available_panners(PannerManager::instance().PannerManager::get_available_panners(in, out));
1886         panner_ui().setup_pan ();
1887         panner_ui().show_all ();
1888
1889         input_button.set_sensitive (false);
1890         group_button.set_sensitive (false);
1891         set_invert_sensitive (false);
1892         meter_point_button.set_sensitive (false);
1893         mute_button->set_sensitive (false);
1894         solo_button->set_sensitive (false);
1895         rec_enable_button->set_sensitive (false);
1896         solo_isolated_led->set_sensitive (false);
1897         solo_safe_led->set_sensitive (false);
1898         monitor_input_button->set_sensitive (false);
1899         monitor_disk_button->set_sensitive (false);
1900         _comment_button.set_sensitive (false);
1901
1902         if (boost::dynamic_pointer_cast<InternalSend>(send)) {
1903                 output_button.set_sensitive (false);
1904         }
1905
1906         reset_strip_style ();
1907 }
1908
1909 void
1910 MixerStrip::revert_to_default_display ()
1911 {
1912         drop_send ();
1913
1914         set_current_delivery (_route->main_outs ());
1915
1916         gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
1917         gain_meter().setup_meters ();
1918
1919         panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
1920         update_panner_choices();
1921         panner_ui().setup_pan ();
1922
1923         if (has_audio_outputs ()) {
1924                 panners.show_all ();
1925         } else {
1926                 panners.hide_all ();
1927         }
1928
1929         reset_strip_style ();
1930 }
1931
1932 void
1933 MixerStrip::set_button_names ()
1934 {
1935         switch (_width) {
1936         case Wide:
1937                 rec_enable_button->set_text (_("Rec"));
1938                 mute_button->set_text (_("Mute"));
1939                 monitor_input_button->set_text (_("In"));
1940                 monitor_disk_button->set_text (_("Disk"));
1941
1942                 if (_route && _route->solo_safe()) {
1943                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1944                 } else {
1945                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1946                 }
1947                 if (!Config->get_solo_control_is_listen_control()) {
1948                         solo_button->set_text (_("Solo"));
1949                 } else {
1950                         switch (Config->get_listen_position()) {
1951                         case AfterFaderListen:
1952                                 solo_button->set_text (_("AFL"));
1953                                 break;
1954                         case PreFaderListen:
1955                                 solo_button->set_text (_("PFL"));
1956                                 break;
1957                         }
1958                 }
1959                 solo_isolated_led->set_text (_("iso"));
1960                 solo_safe_led->set_text (_("lock"));
1961                 break;
1962
1963         default:
1964                 rec_enable_button->set_text (_("R"));
1965                 mute_button->set_text (_("M"));
1966                 monitor_input_button->set_text (_("I"));
1967                 monitor_disk_button->set_text (_("D"));
1968
1969                 if (_route && _route->solo_safe()) {
1970                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
1971                 } else {
1972                         solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() & ~Gtkmm2ext::Insensitive));
1973                 }
1974                 if (!Config->get_solo_control_is_listen_control()) {
1975                         solo_button->set_text (_("S"));
1976                 } else {
1977                         switch (Config->get_listen_position()) {
1978                         case AfterFaderListen:
1979                                 solo_button->set_text (_("A"));
1980                                 break;
1981                         case PreFaderListen:
1982                                 solo_button->set_text (_("P"));
1983                                 break;
1984                         }
1985                 }
1986
1987                 solo_isolated_led->set_text (_("i"));
1988                 solo_safe_led->set_text (_("L"));
1989                 break;
1990         }
1991
1992         if (_route) {
1993                 meter_point_button.set_text (meter_point_string (_route->meter_point()));
1994         } else {
1995                 meter_point_button.set_text ("");
1996         }
1997 }
1998
1999 PluginSelector*
2000 MixerStrip::plugin_selector()
2001 {
2002         return _mixer.plugin_selector();
2003 }
2004
2005 void
2006 MixerStrip::hide_things ()
2007 {
2008         processor_box.hide_things ();
2009 }
2010
2011 bool
2012 MixerStrip::input_active_button_press (GdkEventButton*)
2013 {
2014         /* nothing happens on press */
2015         return true;
2016 }
2017
2018 bool
2019 MixerStrip::input_active_button_release (GdkEventButton* ev)
2020 {
2021         boost::shared_ptr<MidiTrack> mt = midi_track ();
2022
2023         if (!mt) {
2024                 return true;
2025         }
2026
2027         boost::shared_ptr<RouteList> rl (new RouteList);
2028
2029         rl->push_back (route());
2030
2031         _session->set_exclusive_input_active (rl, !mt->input_active(),
2032                                               Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier|Keyboard::SecondaryModifier)));
2033
2034         return true;
2035 }
2036
2037 void
2038 MixerStrip::midi_input_status_changed ()
2039 {
2040         if (midi_input_enable_button) {
2041                 boost::shared_ptr<MidiTrack> mt = midi_track ();
2042                 assert (mt);
2043                 midi_input_enable_button->set_active (mt->input_active ());
2044         }
2045 }
2046
2047 string
2048 MixerStrip::state_id () const
2049 {
2050         return string_compose ("strip %1", _route->id().to_s());
2051 }
2052
2053 void
2054 MixerStrip::parameter_changed (string p)
2055 {
2056         if (p == _visibility.get_state_name()) {
2057                 /* The user has made changes to the mixer strip visibility, so get
2058                    our VisibilityGroup to reflect these changes in our widgets.
2059                 */
2060                 _visibility.set_state (Config->get_mixer_strip_visibility ());
2061         }
2062 }
2063
2064 /** Called to decide whether the solo isolate / solo lock button visibility should
2065  *  be overridden from that configured by the user.  We do this for the master bus.
2066  *
2067  *  @return optional value that is present if visibility state should be overridden.
2068  */
2069 boost::optional<bool>
2070 MixerStrip::override_solo_visibility () const
2071 {
2072         if (_route && _route->is_master ()) {
2073                 return boost::optional<bool> (false);
2074         }
2075
2076         return boost::optional<bool> ();
2077 }
2078
2079 void
2080 MixerStrip::add_input_port (DataType t)
2081 {
2082         _route->input()->add_port ("", this, t);
2083 }
2084
2085 void
2086 MixerStrip::add_output_port (DataType t)
2087 {
2088         _route->output()->add_port ("", this, t);
2089 }
2090
2091 void
2092 MixerStrip::route_active_changed ()
2093 {
2094         reset_strip_style ();
2095 }
2096
2097 void
2098 MixerStrip::copy_processors ()
2099 {
2100         processor_box.processor_operation (ProcessorBox::ProcessorsCopy);
2101 }
2102
2103 void
2104 MixerStrip::cut_processors ()
2105 {
2106         processor_box.processor_operation (ProcessorBox::ProcessorsCut);
2107 }
2108
2109 void
2110 MixerStrip::paste_processors ()
2111 {
2112         processor_box.processor_operation (ProcessorBox::ProcessorsPaste);
2113 }
2114
2115 void
2116 MixerStrip::select_all_processors ()
2117 {
2118         processor_box.processor_operation (ProcessorBox::ProcessorsSelectAll);
2119 }
2120
2121 void
2122 MixerStrip::delete_processors ()
2123 {
2124         processor_box.processor_operation (ProcessorBox::ProcessorsDelete);
2125 }
2126
2127 void
2128 MixerStrip::toggle_processors ()
2129 {
2130         processor_box.processor_operation (ProcessorBox::ProcessorsToggleActive);
2131 }
2132
2133 void
2134 MixerStrip::ab_plugins ()
2135 {
2136         processor_box.processor_operation (ProcessorBox::ProcessorsAB);
2137 }
2138
2139 bool
2140 MixerStrip::level_meter_button_press (GdkEventButton* ev)
2141 {
2142         if (_current_delivery && boost::dynamic_pointer_cast<Send>(_current_delivery)) {
2143                 return false;
2144         }
2145         if (ev->button == 3) {
2146                 popup_level_meter_menu (ev);
2147                 return true;
2148         }
2149
2150         return false;
2151 }
2152
2153 void
2154 MixerStrip::popup_level_meter_menu (GdkEventButton* ev)
2155 {
2156         using namespace Gtk::Menu_Helpers;
2157
2158         Gtk::Menu* m = manage (new Menu);
2159         MenuList& items = m->items ();
2160
2161         RadioMenuItem::Group group;
2162
2163         _suspend_menu_callbacks = true;
2164         add_level_meter_item_point (items, group, _("Input"), MeterInput);
2165         add_level_meter_item_point (items, group, _("Pre Fader"), MeterPreFader);
2166         add_level_meter_item_point (items, group, _("Post Fader"), MeterPostFader);
2167         add_level_meter_item_point (items, group, _("Output"), MeterOutput);
2168         add_level_meter_item_point (items, group, _("Custom"), MeterCustom);
2169
2170         RadioMenuItem::Group tgroup;
2171         items.push_back (SeparatorElem());
2172
2173         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterPeak), MeterPeak);
2174         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterKrms),  MeterKrms);
2175         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1DIN), MeterIEC1DIN);
2176         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC1NOR), MeterIEC1NOR);
2177         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2BBC), MeterIEC2BBC);
2178         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterIEC2EBU), MeterIEC2EBU);
2179         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK20), MeterK20);
2180         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK14), MeterK14);
2181         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterK12), MeterK12);
2182         add_level_meter_item_type (items, tgroup, ArdourMeter::meter_type_string(MeterVU),  MeterVU);
2183
2184         int _strip_type;
2185         if (_route->is_master()) {
2186                 _strip_type = 4;
2187         }
2188         else if (boost::dynamic_pointer_cast<AudioTrack>(_route) == 0
2189                         && boost::dynamic_pointer_cast<MidiTrack>(_route) == 0) {
2190                 /* non-master bus */
2191                 _strip_type = 3;
2192         }
2193         else if (boost::dynamic_pointer_cast<MidiTrack>(_route)) {
2194                 _strip_type = 2;
2195         }
2196         else {
2197                 _strip_type = 1;
2198         }
2199
2200         MeterType cmt = _route->meter_type();
2201         const std::string cmn = ArdourMeter::meter_type_string(cmt);
2202
2203         items.push_back (SeparatorElem());
2204         items.push_back (MenuElem (string_compose(_("Change all in Group to %1"), cmn),
2205                                 sigc::bind (SetMeterTypeMulti, -1, _route->route_group(), cmt)));
2206         items.push_back (MenuElem (string_compose(_("Change all to %1"), cmn),
2207                                 sigc::bind (SetMeterTypeMulti, 0, _route->route_group(), cmt)));
2208         items.push_back (MenuElem (string_compose(_("Change same track-type to %1"), cmn),
2209                                 sigc::bind (SetMeterTypeMulti, _strip_type, _route->route_group(), cmt)));
2210
2211         m->popup (ev->button, ev->time);
2212         _suspend_menu_callbacks = false;
2213 }
2214
2215 void
2216 MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
2217                 RadioMenuItem::Group& group, string const & name, MeterPoint point)
2218 {
2219         using namespace Menu_Helpers;
2220
2221         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
2222         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2223         i->set_active (_route->meter_point() == point);
2224 }
2225
2226 void
2227 MixerStrip::set_meter_point (MeterPoint p)
2228 {
2229         if (_suspend_menu_callbacks) return;
2230         _route->set_meter_point (p);
2231 }
2232
2233 void
2234 MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
2235                 RadioMenuItem::Group& group, string const & name, MeterType type)
2236 {
2237         using namespace Menu_Helpers;
2238
2239         items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
2240         RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
2241         i->set_active (_route->meter_type() == type);
2242 }
2243
2244 void
2245 MixerStrip::set_meter_type (MeterType t)
2246 {
2247         if (_suspend_menu_callbacks) return;
2248         gpm.set_type (t);
2249 }